EXCHANGE PREFIXES MOVED FROM AREA CODE 303 TO 970 ON APRIL 2, 1995

203 204 209 210 216 217 218 219 221 222 223 224 225 226 227 228 229 240
241 242 243 244 245 246 247 248 249 250 253 256 257 259 260 262 264 265
268 269 272 276 282 283 284 285 301 302 304 305 309 318 319 323 325 326
327 328 330 332 334 335 339 345 346 349 350 351 352 353 354 356 357 358
359 362 365 374 376 379 380 381 382 383 385 386 387 389 390 395 396 401
407 408 409 410 416 418 432 434 435 437 448 453 454 463 464 468 471 474
476 479 481 482 483 484 485 487 490 491 493 495 498 510 520 521 522 523
524 527 529 531 532 533 535 537 539 542 544 547 554 560 562 563 564 565
566 568 574 577 578 580 583 586 587 588 593 596 597 619 625 626 627 630
632 635 638 641 645 653 655 656 662 663 664 667 668 669 675 677 679 686
708 713 723 724 725 726 728 729 731 734 735 736 737 749 768 774 785 815
824 827 834 835 842 845 846 847 848 854 856 858 859 862 864 865 867 870
872 873 874 875 876 878 879 881 882 883 884 885 886 887 895 897 901 903
920 921 923 925 926 927 928 929 931 942 943 944 945 946 948 949 962 963
967 968 984

ALL OTHER FORMER 303 EXCHANGE PREFIXES REMAIN IN THE 303 AREA CODE.

Permissive dialing period begins April 2, 1995.
Permissive dialing period ends January 14, 1996.

Test number: (970) 241-0022 gives recording if successfully dialed.

Source: US West area code fax service.  Accuracy of sources not guaranteed.
* this list was updated to reflect the final status of the split on 1/14/96
Posted by: Pierre Thomson, Telecom Manager, CE Service